DE3920628C2 - - Google Patents

Info

Publication number
DE3920628C2
DE3920628C2 DE19893920628 DE3920628A DE3920628C2 DE 3920628 C2 DE3920628 C2 DE 3920628C2 DE 19893920628 DE19893920628 DE 19893920628 DE 3920628 A DE3920628 A DE 3920628A DE 3920628 C2 DE3920628 C2 DE 3920628C2
Authority
DE
Germany
Prior art keywords
microwave cavity
cavity
lamp
microwave
arrangement according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE19893920628
Other languages
German (de)
English (en)
Other versions
DE3920628A1 (de
Inventor
Donald C. Germantown Md. Us Lynch
Mohammed Rockville Md. Us Kamarehi
James E. Gaithersburg Md. Us Simpson
Charles H. Rockville Md. Us Wood
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fusion Lighting Inc
Original Assignee
Fusion Systems Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/211,543 external-priority patent/US4975625A/en
Priority claimed from US07/213,041 external-priority patent/US4902935A/en
Application filed by Fusion Systems Corp filed Critical Fusion Systems Corp
Publication of DE3920628A1 publication Critical patent/DE3920628A1/de
Application granted granted Critical
Publication of DE3920628C2 publication Critical patent/DE3920628C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/044—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by a separate microwave unit

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
DE19893920628 1988-06-24 1989-06-23 Elektrodenlose leuchte zur kopplung mit einer kleinen lampe Granted DE3920628A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/211,543 US4975625A (en) 1988-06-24 1988-06-24 Electrodeless lamp which couples to small bulb
US07/213,041 US4902935A (en) 1988-06-29 1988-06-29 Method and apparatus for evening out the temperature distribution of electrodeless lamp bulbs

Publications (2)

Publication Number Publication Date
DE3920628A1 DE3920628A1 (de) 1989-12-28
DE3920628C2 true DE3920628C2 (ja) 1991-09-12

Family

ID=26906230

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19893920628 Granted DE3920628A1 (de) 1988-06-24 1989-06-23 Elektrodenlose leuchte zur kopplung mit einer kleinen lampe
DE19893920649 Granted DE3920649A1 (de) 1988-06-24 1989-06-23 Verfahren und vorrichtung zur vergleichsmaessigung der temperaturverteilung von lampen fuer elektrodenlose leuchten

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19893920649 Granted DE3920649A1 (de) 1988-06-24 1989-06-23 Verfahren und vorrichtung zur vergleichsmaessigung der temperaturverteilung von lampen fuer elektrodenlose leuchten

Country Status (1)

Country Link
DE (2) DE3920628A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4400199C2 (de) * 1993-01-13 2003-04-17 Fusion Lighting Inc Mikrowellengespeiste Lampe

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4887192A (en) * 1988-11-04 1989-12-12 Fusion Systems Corporation Electrodeless lamp having compound resonant structure
US5767626A (en) * 1995-12-06 1998-06-16 Fusion Systems Corporation Electrodeless lamp starting/operation with sources at different frequencies

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943403A (en) * 1975-04-21 1976-03-09 Gte Laboratories Incorporated Electrodeless light source utilizing a lamp termination fixture having parallel capacitive impedance matching capability
US3993927A (en) * 1975-04-21 1976-11-23 Gte Laboratories Incorporated Electrodeless light source
US4532427A (en) * 1982-03-29 1985-07-30 Fusion Systems Corp. Method and apparatus for performing deep UV photolithography
DE3318795A1 (de) * 1982-05-24 1983-12-15 Fusion Systems Corp., 20852 Rockville, Md. Mit mikrowellen gespeiste elektrodenlose lampe
US4695757A (en) * 1982-05-24 1987-09-22 Fusion Systems Corporation Method and apparatus for cooling electrodeless lamps
US4485332A (en) * 1982-05-24 1984-11-27 Fusion Systems Corporation Method & apparatus for cooling electrodeless lamps
US4749915A (en) * 1982-05-24 1988-06-07 Fusion Systems Corporation Microwave powered electrodeless light source utilizing de-coupled modes
JPS60184250A (ja) * 1984-03-01 1985-09-19 フュージョン・システムズ・コーポレーション セグメント化された反射器を有するランプ
DE3823766A1 (de) * 1987-07-15 1989-01-26 Fusion Systems Corp Verfahren und vorrichtung zum aendern der emissionseigenschaften einer elektrodenlosen lampe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4400199C2 (de) * 1993-01-13 2003-04-17 Fusion Lighting Inc Mikrowellengespeiste Lampe

Also Published As

Publication number Publication date
DE3920649C2 (ja) 1992-02-06
DE3920649A1 (de) 1990-01-04
DE3920628A1 (de) 1989-12-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: H05B 41/24

D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUSION LIGHTING INC., ROCKVILLE, MD., US

8339 Ceased/non-payment of the annual fee